Strt. Lines

In ΔABC A=(1,2).
Internal angle bisectors through B and C are y=x and y=-2x. Inradius of ΔABC is:

A) 1√3
B) 1√2
C) 23
D) None of these

8 Answers

1
Bicchuram Aveek ·

Someone please try this..........

1
decoder ·

edited

1
Arshad ~Died~ ·

@decoder
inradius is not the distance from the centre of the incircle to any of the vertices....
it is the perpendicular distance of the incentre from any of the sides........

1
decoder ·

sorry........sorry.......... i have made a blunder in hurry......sorry again

1
$ourav @@@ -- WILL Never give ·

is d data complete??

1
Bicchuram Aveek ·

To all who have viewed this question....i've solved it but it's a bit lengthy..........actually it is given in FIITJEE RSM but the solution there is wrong.

1
Bicchuram Aveek ·

Ans. is 1√2

1
$ourav @@@ -- WILL Never give ·

can u plz explain d process in short???

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